Genus Orimarga Osten Sacken

Orimarga Osten Sacken 1869: 120 (as genus). Type species, Limnobia alpina Zetterstedt, 1851 (designation: Coquillett, 1910) [= attenuata (Walker, 1848)].

Ninguis Wallengren, 1882: 183, 206 (as genus). Type species, Limnobia virgo Zetterstedt, 1851 (designation: Coquillett, 1910).